$ wget -O - https://install.perlbrew.pl | bash
[...snip normal wget output...]
## Download the latest perlbrew

## Installing perlbrew
Using Perl </usr/bin/perl>
Can't locate Cwd.pm in @INC (you may need to install the Cwd module) (@INC contains: /usr/local/share/perl/5.22.1/x86_64-linux-gnu-thread-multi /usr/local/share/perl/5.22.1 /usr/share/perl5 /usr/lib/x86_64-linux-gnu/perl5/5.22 /usr/lib/x86_64-linux-gnu/perl/5.22 /usr/share/perl/5.22) at perlbrew.ytTuXk line 7.
BEGIN failed--compilation aborted at perlbrew.ytTuXk line 9.